Uzupełnij 5 i 5/7 - 4 i2/7=........+2 i 4/7=.........- 1 i 5/7=.........+5 i 6/7=..........-4 i 2/7=.......-6/7=............-2 i 3/7=........+2 i 5/7=.........
kinga010325 i 5/7 - 4 i 2/7= 1 i 3/7 + 2 i 4/7 = 4 - 1 i 5/7 = 2 i 2/7 + 5 i 6/7 = 8 i 1/7 - 4 i 2/7 = 3 i 6/7 - 6/7 = 3 - 2 i 3/7 = 4/7 + 2 i 5/7 = 3 i 2/7
4/7+2i5/7=2i9/7=3i2/7